Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
August
Weather in August
Temperature
Rockville Centre experiences an average high-temperature of a still warm 78.4°F (25.8°C) with the onset of August, subtly varied from July's 79°F (26.1°C). The temperature in Rockville Centre during August experiences a small drop from daytime peaks, recording an average of 71.8°F (22.1°C) at night.Humidity
In August, the average relative humidity is 73%.Rainfall
In Rockville Centre, during August, the rain falls for 16.2 days and regularly aggregates up to 3.86" (98mm) of precipitation. Throughout the year, in Rockville Centre, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Rockville Centre.Daylight
In August, the average length of the day in Rockville Centre is 13h and 44min.On the first day of August in Rockville Centre, sunrise is at 5:52 am and sunset at 8:09 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:27 pm EDT.
Sunshine
In August, the average sunshine in Rockville Centre, New York, is 10.6h.UV index
June through August, with an average maximum UV index of 6, are months with the highest UV index in Rockville Centre. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 6 in August translates into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are August temperatures in Rockville Centre?
What is the average humidity in August in Rockville Centre?
How much does it rain in Rockville Centre in August?
When it does not snow in Rockville Centre?
What is the average length of the day in August in Rockville Centre?
What time are sunrise and sunset in August in Rockville Centre?
How many hours of sunshine does Rockville Centre have in August?
What are the months with the highest UV index in Rockville Centre?
What is the UV index intensity in August in Rockville Centre?
Average temperature in August
Rockville Centre, NY
- Average high temperature in August: 78.4°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in August: 71.8°F
The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in August
Rockville Centre, NY
- Average pressure in August: 29.98"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in August
Rockville Centre, NY
- Average wind speed in August: 9.1mph
The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).
Average humidity in August
Rockville Centre, NY
- Average humidity in August: 73%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).
Average rainfall in August
Rockville Centre, NY
- Average rainfall in August: 3.86"
The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in August
Rockville Centre, NY
- Average rainfall days in August: 16.2 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in August
Rockville Centre, NY
- Average snowfall in August: 0"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in August
Rockville Centre, NY
- Average snowfall days in August: 0 days
The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Rockville Centre, NY
- Average daylight in August: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in August: 10h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in August
Rockville Centre, NY
- Average sunshine days in August: 12.3 days
The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in August
Rockville Centre, NY
- Average UV index in August: 6
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in August
Rockville Centre, NY
- Average cloud cover in August: 27
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in August
Rockville Centre, NY
- Average visibility in August: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).